A biology professor gives a quiz to her class and records the following scores: X = {15, 12, 12, 9, 12, 13, 16, 24, 15, 12, 12, 23, 25} Which of the following statement is INCORRECT?
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Step 1
Mean: To find the mean, we add up all the scores and divide by the number of scores. Mean = (15 + 12 + 12 + 9 + 12 + 13 + 16 + 24 + 15 + 12 + 12 + 23 + 25) / 13 Mean = 200 / 13 ≈ 15.38 Median: To find the median, we first arrange the scores in ascending order Show more…
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